dagger2.internal.codegen.ProductionBindingFormatter.java Source code

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Here is the source code for dagger2.internal.codegen.ProductionBindingFormatter.java

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/*
 * Copyright (C) 2014 Google, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package dagger2.internal.codegen;

import com.google.common.base.Optional;

import static com.google.auto.common.MoreElements.asExecutable;
import static com.google.auto.common.MoreTypes.asDeclared;

/**
 * Formats a {@link ProductionBinding} into a {@link String} suitable for use in error messages.
 *
 * @author Jesse Beder
 * @since 2.0
 */
final class ProductionBindingFormatter extends Formatter<ProductionBinding> {
    private final MethodSignatureFormatter methodSignatureFormatter;

    ProductionBindingFormatter(MethodSignatureFormatter methodSignatureFormatter) {
        this.methodSignatureFormatter = methodSignatureFormatter;
    }

    @Override
    public String format(ProductionBinding binding) {
        switch (binding.bindingKind()) {
        case IMMEDIATE:
        case FUTURE_PRODUCTION:
            return methodSignatureFormatter.format(asExecutable(binding.bindingElement()),
                    Optional.of(asDeclared(binding.contributedBy().get().asType())));
        case COMPONENT_PRODUCTION:
            return methodSignatureFormatter.format(asExecutable(binding.bindingElement()));
        default:
            throw new UnsupportedOperationException(
                    "Not yet supporting " + binding.bindingKind() + " binding types.");
        }
    }
}